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Australian Zoo Celebrates Rare Cassowary Egg After Three Decades

A cassowary at an Australian zoo has laid a distinctive green egg, marking the first successful breeding event of its kind in over 30 years. The flightless bird, native to Australia's rainforests, is considered one of nature's closest living relatives to dinosaurs.

LSN India · 21 October 2026

Australian Zoo Celebrates Rare Cassowary Egg After Three Decades

The rare breeding occurrence took place at an Australian zoo, where keepers discovered the vibrant green egg laid by the cassowary—a massive, flightless bird species. The last documented instance of such an event at the facility occurred in 1992, making this a significant milestone for the zoo's conservation efforts.

Cassowaries are imposing avian specimens native to the dense rainforests of Australia. These remarkable birds are frequently cited by ornithologists as among the closest living descendants of their prehistoric ancestors, sharing anatomical features that connect modern birds to the dinosaur lineage.

The species has long captured scientific interest due to its prehistoric appearance and behaviour. Zoo officials have not yet disclosed details regarding the egg's developmental status or prospects for successful incubation, but the breeding event represents progress in efforts to maintain healthy populations of this distinctive Australian species.

The successful egg-laying demonstrates the importance of dedicated zoo programs in supporting species reproduction and conservation. Such breeding successes contribute valuable data to understand the reproductive cycles and husbandry requirements of cassowaries in controlled environments.

Photo: A southern cassowary (Casuarius casuarius) in the Australian section of the Jerusalem Biblical Zoo, December 2013. SuperJew via Wikimedia Commons (CC BY-SA 3.0).